>> this week, both weekly addresses focused on the boston marathon bombings. firstpresidentobama, thenthe republican address by senator tim scott of south carolina. on monday, an act of terror killed and injured people at the boston marathon. but americans refused to be terrorized. ultimately that's what we'll remember from this week. the stories of heroism and kindness, resolve and resilience, generosity and love. the brave first responders, police officers and firefighters, the e.m.t.'s and national guard, who ran toward danger to help their fellow citizens. the race volunteers, spectators and exhausted runners who rushed to help, including troops and veterans who never expected to see such scenes on the streets of america. the determined doctors and nurses at some of the world's best hospitals who toiled day and night to save so many lives. the big hearted people of boston. residents, priests, shopkeepers, who carried victims in their arms and delivered water and blankets, lined up to give blood, opened their homes up to total strangers. and the heroic federal agents and poli